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Senior Design: Sound Monitor / 4951

Team Riedel - display

Dependencies: LCD_fonts SPI_TFT_ILI9341 CMSIS_DSP_401_without_cm4 mbed-src SDFileSystem wavfile

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stm32l476g_discovery_audio.h File Reference

This file contains the common defines and functions prototypes for the stm32l476g_discovery_audio.c driver. More...

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Functions
uint8_t	BSP_AUDIO_IN_Init (uint32_t AudioFreq, uint32_t BitRes, uint32_t ChnlNbr)
	Initializes micropone related peripherals.
uint8_t	BSP_AUDIO_IN_DeInit (void)
	De-Initializes microphone related peripherals.
uint8_t	BSP_AUDIO_IN_Record (uint16_t *pData, uint32_t Size)
	Starts audio recording.
uint8_t	BSP_AUDIO_IN_SetFrequency (uint32_t AudioFreq)
	Updates the audio frequency.
uint8_t	BSP_AUDIO_IN_Stop (void)
	Stops audio recording.
uint8_t	BSP_AUDIO_IN_Pause (void)
	Pauses the audio file stream.
uint8_t	BSP_AUDIO_IN_Resume (void)
	Resumes the audio file stream.
void	BSP_AUDIO_IN_RegisterCallbacks (Audio_CallbackTypeDef ErrorCallback, Audio_CallbackTypeDef HalfTransferCallback, Audio_CallbackTypeDef TransferCompleteCallback)
	register user callback functions
static void	AudioRecord_TransferComplete_CallBack (void)
	Callback function invoked when half of the PCM samples have been DM Atransfered from the DFSDM channel.
static void	AudioRecord_HalfTransfer_CallBack (void)
	Callback function invoked when all the PCM samples have been DMA transfered from the DFSDM channel.
static void	AudioRecord_Error_CallBack (void)
	Callback function invoked when an error occured durint he DMA transfer of the PCM samples from the DFSDM channel.

Detailed Description

This file contains the common defines and functions prototypes for the stm32l476g_discovery_audio.c driver.

Author:: MCD Application Team

Version:: V1.0.1

Date:: 16-September-2015

Attention:

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. 3. Neither the name of STMicroelectronics nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

Definition in file stm32l476g_discovery_audio.h.